Arc Mainnet/5042

ArcScan

Independent community block explorer for Arc Mainnet. Gas is paid in USDC; fees are quoted in dollars.

Contract address

Not published yet. The official address will appear here first — verify against this page before interacting with any contract.

Explore

Overview
Blocks
Transactions

Resources

Arc docs
Official explorer

Network

Network: Arc Mainnet
Chain ID: 5042
Gas token: USDC
Block time: ~0.5s
Consensus: Malachite BFT
Execution: Reth

Aggregated analytics are approximate and computed over a recent window of blocks. Independent community explorer. Not affiliated with Circle or the Arc team. Nothing here is financial advice.

Block #21278166 · ArcScan

Block

#21,278,166

2026-09-17 05:29:31 UTC

FinalizedProposed 12 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,166
Timestamp: 12 days ago · 2026-09-17 05:29:31 UTC
Transactions: 0 transactions in this block
Block hash: 0x129262f8714efa7e8845d1d9028f64c9f0a521c0b2b765aacc2cca6fe160c678
Parent hash: 0x5fe1ca99…847fcdf7
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,166 on Arc Mainnet is empty.

0x0ef7b969…1a06143e

Gas used / limit

12.5%3,764,248 / 30,000,000

Base fee

20 gwei

State root

0x36c7930ee0f9…46d1158f0926

Transactions root

0x11bf7981f47d…1670c6fad640

Receipts root

0xe99f8c9ba95a…c00bfbb2a8ea

Nonce

0x0000000000000000

Extra data

0x00000004a817c800